cross high pressure oil pump 十字头高压油泵 high pressure oil injection pump 高压注油泵 high pressure lubricating oil pump 高压机油泵 ..
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high pressure oil injection pump
高压喷油泵
以上为机器翻译结果，长、整句建议使用 人工翻译 。
The fracture surface of a failed injection valve nut of diesel engine high pressure oil pump was investigated by visual and SEM.
对断裂的汽车柴油机高压出油阀紧座的宏观、微观断口及显微组织进行了研究。
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